Practical applied electricity; a book in plain English, for the practical man. Theory, practical applications and examples (1911)
Moreton, David Penn, 1882- · Chicago, The Reilly & Britton co · leaf 89
78 PEACTICAL APPLIED ELECTKICITY … Fig. 39 has been dipped into iron filings; the filings are attractedand adhere in tufts at the ends. 86. Poles of a Magnet.—Certain parts of a magnet possessthe property of attracting iron to a greater extent than doother parts. These parts are called the poles of the magnet. The poles of a bar…
Electrical engineering
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